Double barrel doser



FIG. 1 is a front perspective view of a double barrel doser showing the design of the invention.

FIG. 2 is a back perspective view thereof.

FIG. 3 is a side view thereof, the opposite side being a mirror image.

FIG. 4 is a top view thereof.

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a front view thereof.

The broken line showing of structural features illustrate portions of the double barrel doser that form no part of the claimed design. 

CLAIM The ornamental design for a double barrel doser, as shown and described. 